On 28 November 1837, Sir Walter married Lady Mary Octavia Somerset (1814–1906), daughter of
Henry Somerset, 6th Duke of Beaufort and
Lady Charlotte Leveson-Gower (a daughter of the
1st Marquess of Stafford). Together, they lived at Cadogan House, London and were the parents of: •
Sir Henry Thomas Farquhar, 4th Baronet (1838–1916), who married Hon. Alice Brand, daughter of
Henry Brand, 1st Viscount Hampden and Eliza Ellice (daughter of Gen.
Robert Ellice by his wife
Eliza Courtney, herself an illegitimate daughter of the
2nd Earl Grey by
Georgiana, Duchess of Devonshire), in 1862. • Walter Randolph Farquhar (1842–1901), who married Hon. Kathleen Bateson, daughter of
Thomas Bateson, 1st Baron Deramore and Hon. Caroline Elizabeth Anne Rice-Trevor (a daughter of the
4th Baron Dynevor, MP for
Carmarthenshire), in 1877. • Arthur Farquhar (1843–1883), a Colonel in the
Egyptian Army who was Chief of Staff to
Hicks Pasha and was killed in
Sudan. • Harriet Blanche Elizabeth Farquhar (–1923), who married Lt.-Col. Hon. George Bertie, son of
Montagu Bertie, 6th Earl of Abingdon and Elizabeth Lavinia Anne Harcourt (only daughter of
George Harcourt, MP), in 1885. • FitzRoy James Wilberforce Farquhar (1858–1941), who married Ada Cradock-Hartopp, daughter of
Sir John Cradock-Hartopp, 4th Baronet and Charlotte Frances Howard, in 1884. Sir Walter died on 15 July 1900 and his funeral was held at
Great Bookham Churchyard, near
Polesden Lacey. He was succeeded in the baronetcy by his eldest son,
Henry. His widow died on 7 September 1906. ==References==